It’s the river that ducks and dives in and out of view through Manchester – from a sudden appearance by UMIST, its journey into Little Ireland and Gaythorn, disappearance once more in Castlefield, and on to its watery grave in the Irwell.

It’s the river that ducks and dives in and out of view through Manchester – from a sudden appearance by UMIST, its journey into Little Ireland and Gaythorn, disappearance once more in Castlefield, and on to its watery grave in the Irwell.